#include<stdio.h>
int main01()
{
	int x, y;
	scanf_s("%d", &x);
	if (x < 0)
	y = -1;
	else 
		if (x == 0) y = 0;
		else y = 1;
	printf("x = %d,y = %d\n", x, y);
	return 0;
}